Home / 53,338.02-79,957.62-18,269.34

Finding the Fourth Proportional to 53,338.02, 79,957.62 and 18,269.34

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Solution

The fourth proportional to 53,338.02, 79,957.62 and 18,269.34 is: 27,387.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,338.02 : 79,957.62 = 18,269.34 : x
  2. Step 2: Convert to fraction form
    53,338.02/79,957.62 = 18,269.34/x
  3. Step 3: Cross multiply
    53,338.02x = 79,957.62 × 18,269.34
  4. Step 4: Simplify right side
    53,338.02x = 1,460,772,945.37
  5. Step 5: Solve for x
    x = 1,460,772,945.37/53,338.02
  6. Step 6: Final answer
    x = 27,387.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.